fix AVX alignment of pow~

Wasted-Audio · Nov 28, 2023 · 2e6da70 · 2e6da70
1 parent f548a94
commit 2e6da70
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Showing 2 changed files with 9 additions and 8 deletions.
diff --git a/CHANGELOG.md b/CHANGELOG.md
@@ -12,6 +12,7 @@ Next Release
 * DPF: enum for UI parameter IDs
 * DPF bugfixes: correct input PortGroup names; correct UI slider updates; midiout reimplementation
 * Wwise: complete rewrite/refactor - now uses SDK build tools - thanks to @eu-ch !!
+* Bugfix: correct alignment in AVX pow~ implementation
 * Cleanup: remove deprecated build.json
 * Deprecate py37, enable py312
 

diff --git a/hvcc/generators/ir2c/static/HvMath.h b/hvcc/generators/ir2c/static/HvMath.h
@@ -539,14 +539,14 @@ static inline void __hv_pow_f(hv_bInf_t bIn0, hv_bInf_t bIn1, hv_bOutf_t bOut) {
   _mm256_store_ps(b, bIn0);
   _mm256_store_ps(b+8, bIn1);
   *bOut = _mm256_set_ps(
-      hv_pow_f(b[7], b[7]),
-      hv_pow_f(b[6], b[6]),
-      hv_pow_f(b[5], b[5]),
-      hv_pow_f(b[4], b[4]),
-      hv_pow_f(b[3], b[3]),
-      hv_pow_f(b[2], b[2]),
-      hv_pow_f(b[1], b[1]),
-      hv_pow_f(b[0], b[0]));
+      hv_pow_f(b[7], b[15]),
+      hv_pow_f(b[6], b[14]),
+      hv_pow_f(b[5], b[13]),
+      hv_pow_f(b[4], b[12]),
+      hv_pow_f(b[3], b[11]),
+      hv_pow_f(b[2], b[10]),
+      hv_pow_f(b[1], b[9]),
+      hv_pow_f(b[0], b[8]));
 #elif HV_SIMD_SSE
   float *b = (float *) hv_alloca(8*sizeof(float));
   _mm_store_ps(b, bIn0);